Chemistry: physical processes – Physical processes – Crystallization
Patent
1980-08-01
1981-10-27
Smith, William F.
Chemistry: physical processes
Physical processes
Crystallization
23230M, G01N 3100
Patent
active
042971063
ABSTRACT:
In the measurement of iodine value by the Wijs method, the measurement can be effected rapidly by using magnesium acetate or sodium acetate as a catalyst.
When the catalyst is used, the reaction time of a sample with a Wijs solution is as short as about 3 minutes. The time required for the measurement is thus reduced remarkably.
REFERENCES:
Welcher, F. J., editor, Standard Methods of Chemical Analysis, D. Van Nostrand Co., Inc., New York, 6th edition, vol. 2, pp. 475-478 and 1438-1441.
Kratochvil, Ryon et al., Analytical Chemistry, vol. 48, No. 3 (Mar. 1976), pp. 568-570.
Morrison, R. T. et al., Organic Chemistry, Allyn and Bacon, Inc., Boston, third edition, 1973, pp. 503-505.
Konkol Chris
Smith William F.
The Nisshin Oil Mills Ltd.
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